Celebrities mourn David Bowie's death at 69 and remember his groundbreaking career

YouTube
Legendary musician David Bowie died Sunday after a battle with cancer.

He had celebrated his 69th birthday, as well as the release of his newest album, "Blackstar," on Friday.

Celebrities, musicians, and some other high-profile people took to Twitter to remember the performer and offer condolences to his family. Here are some of their reactions, including from Kanye West and Ricky Gervais: